7404606444545 has 4 divisors (see below), whose sum is σ = 8885527733460. Its totient is φ = 5923685155632.

The previous prime is 7404606444509. The next prime is 7404606444577. The reversal of 7404606444545 is 5454446064047.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2049343991809 + 5355262452736 = 1431553^2 + 2314144^2 .

It is a cyclic number.

It is not a de Polignac number, because 7404606444545 - 2¹² = 7404606440449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740460644450 + ... + 740460644459.

It is an arithmetic number, because the mean of its divisors is an integer number (2221381933365).

Almost surely, 2^{7404606444545} is an apocalyptic number.

It is an amenable number.

7404606444545 is a deficient number, since it is larger than the sum of its proper divisors (1480921288915).

7404606444545 is a wasteful number, since it uses less digits than its factorization.

7404606444545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480921288914.

The product of its (nonzero) digits is 25804800, while the sum is 53.

The spelling of 7404606444545 in words is "seven trillion, four hundred four billion, six hundred six million, four hundred forty-four thousand, five hundred forty-five".